1900s (20th Century) Maps of Union Township, Iowa

Explore 10 historic maps of Union Township from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Union Township's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Union Township's history through authentic maps from the 1900s. This is your window into the past.


Union Township, IA maps

(10)
  1. 1910 Map of Milo
    1910 Map of Milo
    1910 Milo
    1910 Print · USGS
    Warren and Marion counties are captured here at the height of their early 20th-century rural development, before the modernization of the road network. Genealogists can trace family footprints through numerous country schools like Prairie Creek School and the river-crossing at Hammondsburg Bridge.
    2 unique versions available

  2. 1954 Map of Des Moines, 1973 Print
    1954 Map of Des Moines, 1973 Print
    1954 Des Moines
    1973 Print · USGS
    Central Iowa's evolving landscape is captured here in the early seventies, just as major reservoirs were reshaping the river valleys. Genealogists and historians can trace the rail corridors of the Burlington Northern or locate family roots near Pella, Indianola, and Knoxville.
    2 unique versions available

  3. 1956 Map of Des Moines
    1956 Map of Des Moines
    1956 Des Moines
    1956 Print · USGS
    Central Iowa in the mid-fifties shows a landscape defined by bustling rail hubs and deep-rooted agricultural research. Genealogists and researchers can trace the growth of Des Moines and Ames, locate the Sac and Fox Indian Reservation, or study the paths of the Skunk River and South Skunk River.

  4. 1957 Map of Des Moines
    1957 Map of Des Moines
    1957 Des Moines
    1957 Print · USGS
    Central Iowa's post-war landscape is defined here by the converging rail lines and river valleys that shaped its earliest settlements. Genealogists and historians can trace the paths of the Rock Island Railroad and locate community landmarks in Des Moines, Ames, and Newton.

  5. 1965 Map of Pleasantville, 1966 Print
    1965 Map of Pleasantville, 1966 Print
    1965 Pleasantville
    1966 Print · USGS
    In the mid-1960s, this portion of Marion County was undergoing significant hydrological change as the reservoir system began to shape the river valleys. Researchers can trace the paths of three major rail lines and locate local landmarks like Swan Cem, the Scatling Mine, and the village of Beech.

  6. 1965 Map of Milo, 1966 Print
    1965 Map of Milo, 1966 Print
    1965 Milo
    1966 Print · USGS
    Warren County’s rural townships come to life in the mid-1960s, showing the agricultural patterns and small-town centers of south-central Iowa. You can trace early settlement history through the Old Railroad Grade and several local burial grounds like Hammondsburg Cem and the IOOF Cem.

  7. 1965 Map of Hartford, 1966 Print
    1965 Map of Hartford, 1966 Print
    1965 Hartford
    1966 Print · USGS
    The mid-1960s landscape of Warren County is defined by the valley of the Des Moines River and the emerging Lake Red Rock. Genealogists and researchers can trace the rail lines of the Chicago Rock Island and Pacific or locate burial sites like Black Cem and Carlisle Cem.

  8. 1965 Map of Beech, 1966 Print
    1965 Map of Beech, 1966 Print
    1965 Beech
    1966 Print · USGS
    Marion County farming communities and rail lines are documented here in the mid-1960s, just as regional water management began altering the landscape. Genealogists can locate family landmarks like Highland Cem, Motor Ch, and the rural settlements of Beech and Caloma.

  9. 1969 Map of Des Moines
    1969 Map of Des Moines
    1969 Des Moines
    1969 Print · USGS
    Central Iowa's fertile plains and growing capital are captured here during the late sixties, a time of major highway expansion and reservoir construction. Genealogists and researchers can trace rural township boundaries, local cemeteries, and rail lines serving towns like Pella, Grinnell, and Oskaloosa.

  10. 1984 Map of Indianola
    1984 Map of Indianola
    1984 Indianola
    1984 Print · USGS
    South-central Iowa in the mid-1980s reveals a patchwork of established rail hubs and significant new conservation areas. Trace the Chicago and North Western rail lines and explore rural landmarks like Lake Ahquabi State Park or the Strip Mine near Knoxville.

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